<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/img/logo.png" alt />
      </div>
      <!-- 登录表单区域 -->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="rules"
        label-width="0px"
        class="login_form"
      >
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="el-icon-user-solid"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="el-icon-s-goods" type="password"></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
import { request } from "../network/request.js";
import Qs from "qs";
export default {
  data() {
    return {
      // 这是登录表单的数据绑定对象
      loginForm: {
        username: "zl",
        password: "123456xy"
      },
      rules: {
        username: [
          { required: true, message: "请输入登录名称", trigger: "blur" },
          { min: 2, max: 10, message: "长度在 3 到 10 个字符", trigger: "blur" }
        ],
        password: [
          { required: true, message: "请输入登录密码", trigger: "change" },
          { min: 6, max: 15, message: "长度在 6 到 15 个字符", trigger: "blur" }
        ]
      }
    };
  },
  methods: {
    // 重置按钮
    resetLoginForm() {
      this.$refs.loginFormRef.resetFields();
    },
    login() {
      this.$refs.loginFormRef.validate(async valid => {
        if (!valid) return;
        const res = await request({
          url: "zl/login",
          method: "post",
          data: Qs.stringify(this.loginForm)
        });
        if (res.data.code !== 0) return this.$message.error("登录失败");
        this.$message.success("登录成功");

        window.sessionStorage.setItem("token", res.data.data.token);
        this.$router.push("/home");
      });
    }
  }
};
</script>
<style lang="less" scoped>
.login_container {
  height: 100%;
  background-color: #2b4b6b;
}
.login_box {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  transform: translate(-50%, -50%);
}
.avatar_box {
  position: absolute;
  left: 50%;
  height: 130px;
  width: 130px;
  background-color: #fff;
  border: 1px solid #eee;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 10px #ddd;
  transform: translate(-50%, -50%);
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
  }
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
}
.btns {
  display: flex;
  justify-content: flex-end;
}
</style>